Home > Products > Plastic Mould Steel Plate / Plate bar /Round bar > Hot rolled 1.2311/p20 die steel flat bar
Hot rolled 1.2311/p20 die steel flat bar
- 20000 Ton / Tons per Month
- shenzhen
- T/T
Product Details
Standard: | AISI, DIN, GB, JIS, Other, AISI, DIN, GB, JIS, ASSAB | Grade: | P20,P20+Ni,1.2738,S45C,D2,D3,H13,4140 | Thickness: | 20-600mm |
Place of Origin: | Guangdong, China | Brand Name: | Circle Four | Model Number: | P20/1.2311/618/3Cr2Mo, AISIP20,DIN1.2311,GB3Cr2Mo,ASSAB618,JISPDSS |
Type: | Other, Steel Plate, p20 die steel | Technique: | Hot Rolled | Surface Treatment: | Other, Coated, Black/Machined/milled/grinded |
Application: | Other, Mould Making, plastic mould steel | Special Use: | High-strength Steel Plate | Width: | 1500-2300mm |
Length: | 2000-5800mm |
Product Description
Specifications
Hot rolled 1.2311/p20 die steel flat bar:1. UT standard: SEP 1921-84 Class C/c
2. Payment terms:TT/LC at sigh
Hot rolled 1.2311/p20 die steel flat bar detailed products description:
1) Delivery condition:
Hot rolled&forging,black surface,
Hardened&Tempering,Hardness:28-34HRC.
2)Chemical composition:
Comparable Standards:
AISI/SAE | DIN | W.Nr. | AFNOR | JIS | BS | SIAU | GB,YB |
P20 | 40CrMnMo7 | 1.2311 | 35CMD7 | HPM7 | / | 2311 | 3Cr2Mo |
Chemical Analysis (%):
C | Mn | Si | Cr | Ni | Mo | P | S |
0.35-0.45 | 1.30-1.60 | 0.20-0.40 | 1.80-2.10 | - | 0.15-0.25 | ≤0.03 | ≤0.03 |
3).Specification:
Thickness:20/25/30/35...700mm;Width:155/205/210/...2200mm;Length:2000~5800mm
4).Application:
Used for various large-sized or medium-sized precision plastic mould and low melting point alloy parts,like tim,zinc and Lead alloy casting mould.
Heat treatment
Annealing:
Heat to 720÷750°Cfor 2÷4 h furnace cool.
Stress relieving:
Up to 560÷600°C, hold for 2÷4h; furnace or still air cooling.
Hardening:
Preheating to 600÷650°C;
- Heat to hardening temperature to 840÷870°C and hold at temperature.
- Cooling in oil
Hardness after hardening: HRC 51
Tempering:
To be carried out after hardening in the range 580÷650°C for 25mm of thickness minimum 2h.
5) Payment terms:
30% deposit, balance against L/C at sight or T/T.
Contact Us
- Dongguan Circle Four Metal Materials Co., Ltd.
- Contact nameJOEY ZHANG
- Phone086-0769-85313622
- Addresschangan Dongguan,Guangdong
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